253203155112 has 64 divisors (see below), whose sum is σ = 666380736000. Its totient is φ = 79952094144.

The previous prime is 253203155111. The next prime is 253203155141. The reversal of 253203155112 is 211551302352.

It is a super-2 number, since 2×253203155112² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 253203155112.

It is not an unprimeable number, because it can be changed into a prime (253203155111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10148589 + ... + 10173507.

It is an arithmetic number, because the mean of its divisors is an integer number (10412199000).

Almost surely, 2^253203155112 is an apocalyptic number.

It is an amenable number.

253203155112 is an abundant number, since it is smaller than the sum of its proper divisors (413177580888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253203155112 is a wasteful number, since it uses less digits than its factorization.

253203155112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47230 (or 47226 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 253203155112 its reverse (211551302352), we get a palindrome (464754457464).

The spelling of 253203155112 in words is "two hundred fifty-three billion, two hundred three million, one hundred fifty-five thousand, one hundred twelve".